Servo Arm, Aluminum: JR
$14.99
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Servo Arm, Aluminum: JR
$14.99
Durable Aluminum
High Precision CNC Machined Metal
JR Spline
Direct Fit JR Servo Horn
Losi Compatibility
Fits 8IGHT Buggy And Truggy
In Stock
Precision Steering LinkageUpgrade Your Servo Horn Performance
Upgrade your 1/8 scale RC buggy or truggy with the heavy-duty Servo Arm, Aluminum: JR replacement part. Designed for maximum durability and precision steering response, this aluminum servo horn eliminates flex under heavy steering loads. Perfect for serious RC racers and bashers seeking ultimate control on the track.
Maximum Strength Servo ConnectionEngineered for Extreme Off-Road Racing
The Servo Arm, Aluminum: JR is an essential upgrade for maintaining tight, responsive steering on high-performance 1/8 scale RC vehicles. Crafted from high-grade aluminum, this servo arm resists stripping and bending under extreme track conditions compared to standard plastic arms. Designed specifically to fit JR servo splines and compatible with popular Team Losi Racing and Losi 8IGHT models, it delivers unyielding reliability and sharp handling during intense racing sessions.
Technical SpecificationsDetailed Part Specs and Compatibility
Compatible Vehicles
Losi 8IGHT 4X4 (LOS04010V2), 8IGHT-E 4.0 (TLR04004), 8IGHT-T 4X4 (LOS04011V2) (car)
Part Type
Servo Arm
Spline Type
JR
Material
CNC Machined Aluminum
Placement/Position
Steering Servo Linkage
Key FeaturesBuilt For High Performance Handling
CNC MachinedHigh strength aluminum construction
JR CompatibleDesigned for exact fit on JR servos
Zero FlexDelivers precise steering response
Direct ReplacementFits Losi 8IGHT series buggies and truggies
Race ProvenResists stripping and impact damage
Frequently Asked QuestionsEverything you need to know
Is the Servo Arm, Aluminum: JR compatible with non-JR servos?
No, the Servo Arm, Aluminum: JR is specifically splined to fit JR brand servos and servos that use the matching JR spline count.
Which vehicles does the Servo Arm, Aluminum: JR fit?
It is a direct fit factory replacement part for the Losi 1/8 8IGHT 4X4 Nitro Buggy RTR (LOS04010V2), 1/8 8IGHT-E 4.0 Electric Buggy Kit (TLR04004), and 1/8 8IGHT-T 4X4 Nitro Truggy RTR (LOS04011V2).
Why should I upgrade to the Servo Arm, Aluminum: JR over a stock plastic arm?
The Servo Arm, Aluminum: JR provides superior strength, eliminating steering flex under heavy driving loads and preventing stripped splines during harsh off-road landings or collisions.